With Rocky Racoon 5.1.1 Untether package, there?s no need to restore your 5.1.1 tether jailbroken device again and then use Hidden Content to get the untethered jailbreak. Follow the steps mentioned below to convert your tethered jailbroken device running Hidden Content into an untethered jailbreak with Rocky Racoon 5.1.1 Untether?
Note:

  • This untethered package applies to those users who have an already tethered jailbroken device with Hidden Content for iOS 5.1.1. RedSn0w tethered jailbreak guide for iOS 5.1.1 can be found here: How to: Hidden Content
  • iPhone 4, iPhone 3GS, iPod Touch 4G, 3G users with tethered 5.1.1 can Rocky Racoon 5.1.1 Untether.
  • iPad 3, iPad 2, and iPhone 4S users will not be able to use this, because there was no iOS 5.1.1 tethered jailbreak for these devices.

Step 1
Open Cydia on your tethered jailbroken iPhone/iPad/iPod Touch.
Step 2
Go to Search tab and search for Rocky Racoon 5.1.1 Untether and install it.
Step 3
Now reboot your device to verify that it?s untethered jailbroken now and boots into the jailbreak state without performing a tether boot.